Home / Engine & Performance / Motor / 1/4-20 12pt nut kit (2pcs) “ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT” has been added to your cart. View cart 1/4-20 12pt nut kit (2pcs)€ 5,13 1/4-20 12pt nut kit (2pcs) quantity Add to cart SKU: ARP-301-8320 Categories: Bolts & Studs, Engine & Performance, Motor Brand: ARP Description Description Country of Origin: USA Related products Bolts & StudsEngine & Performance ARP cabinet with accessory bolts Engine & PerformanceTurbochargers Haltech Turbosmart GenV eWG50 Progate 50 Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 9.0:1 Bolts & StudsEngine & Performance ARP cabinet with SS hex accessory bolts